Measurement and Instrumentation Figure show an RC potentiometer to measure AC voltage. It is desire that Vo/Vi should be independent of frequency. The value of C shoud be 11 µF. 0.1 µF. 0.09 µF. 10 µF. 11 µF. 0.1 µF. 0.09 µF. 10 µF. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation Some wire- wound resistors have bifilar winding. This type of winding is used to Reduce the inductance of winding Reduce the tolerance Double the power rating of the resistor Increase the thermal stability Reduce the inductance of winding Reduce the tolerance Double the power rating of the resistor Increase the thermal stability ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The errors mainly caused by human mistakes are gross error. instrumental error. observational error. systematic error. gross error. instrumental error. observational error. systematic error. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The resistance of a circuit is found by measuring current flowing and the power fed into the circuit. If the limiting errors in the measurement of power and current are ± 1.5% and ± 1.0% respectively, the limiting error in the measurement of resistance ± 3.5% ± 1% ± 1.5% ± 2.5% ± 3.5% ± 1% ± 1.5% ± 2.5% ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation For measuring an AC voltage by an AC potentiometer it is desirable that the supply for the potentiometer is taken from Any of above. A source other than the source of unknown voltage. A battery. The same source as the unknown voltage. Any of above. A source other than the source of unknown voltage. A battery. The same source as the unknown voltage. ANSWER DOWNLOAD EXAMIANS APP
Measurement and Instrumentation The scale of hot wire ammeter is Non Linear. Cramped. Linear. Absloute linear. Non Linear. Cramped. Linear. Absloute linear. ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS